| Hercules'-club | |
| —n | |
| 1. | a prickly North American araliaceous shrub, Aralia spinosa, with medicinal bark and leaves |
| 2. | a prickly North American rutaceous tree, Zanthoxylum clava-herculis, with medicinal bark and berries |
| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |